Extension Ladder Material Aluminum Industry Ladder Size 20 ft Extended Ladder Height 17 ft ANSI Type I Load Capacity 250 lb Adjustable Increments 12 in Bottom Width 17 1/2 in D1300-2 Series Rail Type Aluminum Shoe Design Swivel Rung Shape D-Rung Closed Height 10 ft Section Length 10 ft Net Weight 32.5 lb Rung/Step Spacing 12 in